Synergetic design of a sulfonated polyimide matrix anchored with phosphotungstic acid-loaded MOFs for enhanced fuel cell efficiency

Key Points

• This research aims to develop and evaluate a novel solid polymer electrolyte membrane to improve fuel cell performance.
• Developed sulfonated polyimide membranes anchored with phosphotungstic acid-loaded metal-organic frameworks (MOFs).
• Evaluated power density stability and efficiency for stationary energy applications.
• The new membrane exhibited a significantly higher power density compared to traditional materials.
• Demonstrated enhanced stability under operational conditions, indicating improved longevity and reliability.